Home / 186,063.33-256,759.63-105,496.30

Finding the Fourth Proportional to 186,063.33, 256,759.63 and 105,496.30

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Solution

The fourth proportional to 186,063.33, 256,759.63 and 105,496.30 is: 145,580.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,063.33 : 256,759.63 = 105,496.30 : x
  2. Step 2: Convert to fraction form
    186,063.33/256,759.63 = 105,496.30/x
  3. Step 3: Cross multiply
    186,063.33x = 256,759.63 × 105,496.30
  4. Step 4: Simplify right side
    186,063.33x = 27,087,190,954.37
  5. Step 5: Solve for x
    x = 27,087,190,954.37/186,063.33
  6. Step 6: Final answer
    x = 145,580.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.